007  
CDUS41 KPHI 310553  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
153 AM EDT SUN MAY 31 2026  
   
...............................  
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR MAY 30 2026  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1922 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 68 1:01 AM 94 1987 77 -9 79  
MINIMUM 50 11:28 PM 36 1949 55 -5 58  
AVERAGE 59 66 -7 69  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.68 1968 0.13 -0.13 0.46  
MONTH TO DATE 2.19 3.52 -1.33 9.20  
SINCE MAR 1 10.92 10.82 0.10 14.93  
SINCE JAN 1 14.66 16.89 -2.23 18.26  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE MAR 1 T 6.8 -6.8 0.0  
SINCE JUL 1 35.5 33.1 2.4 17.8  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 6 2 4 0  
MONTH TO DATE 185 149 36 138  
SINCE MAR 1 1182 1306 -124 1134  
SINCE JUL 1 5585 5265 320 5176  
 
COOLING  
YESTERDAY 0 4 -4 4  
MONTH TO DATE 61 57 4 26  
SINCE MAR 1 91 65 26 27  
SINCE JAN 1 91 65 26 27    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION N (350)  
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION N (360)  
AVERAGE WIND SPEED 13.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 66 11:00 PM  
LOWEST 36 1:00 AM  
AVERAGE 51  
   
......................................................  
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 95 1939  
MINIMUM TEMPERATURE (F) 55 37 1996  
 
SUNRISE AND SUNSET  
MAY 31 2026...........SUNRISE 5:33 AM EDT SUNSET 8:26 PM EDT  
JUNE 1 2026..........SUNRISE 5:33 AM EDT SUNSET 8:27 PM EDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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